Honda accord EX: Honda Accord 03 coupe LX.diagram.Honda accord lx Hi, i have Honda Accord 03 coupe LX and i remove the roof (no have moonroof) and install other roof from honda accord EX 04 coupe (with moonroof) and i have problem to conect the wire harnnes becouse. Obd0 to obd1 injector diagram further wrx wiring harness guide as well as obd0 to obd1 wiring diagram further obd2 1008 wiring diagram. ecu plug. #honda ecu pinout diagram. #obd0 to obd1 plugs side. #obd0 ecu pinout diagram. #dpfi to mpfi. #obd0 to obd1 jumper harness. #honda obd0 to obd1 diagram. #01 honda accord obd2 wiring- diagram. #. Sep 01, 2007 · Hey people I stayed up late last night and went over both wiring diagrams and came up with the conversion for the obd1 h22a into a obd2 accord lx manual. I used the list from above and added the required accord harness pin to the right of the p13 connector pins..